Patent:GB166056
Patent: | GB 166056 |
Titel: | Improvements in and relating to card operated selective control |
Datum: | 11.07.1921 |
Ort: | |
Land: | Großbritannien |
Person: | Peirce, John Royden (P) |
Firma: | |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | ![]() |
- DATUM: 11.07.1921
- TITEL: Improvements in and relating to card operated selective control mechanism for statistical record card machines
- PERSON: JOHN ROYDEN PEIRCE